Leading historians suggest what might have been if key events during World War II had gone differently.

Originally published: What if?: strategic alternatives of WWII. Chicago : Emperor's Press, 1997. With a new foreword.

Dress rehearsal crisis 1938 / Harold C. Deutsch -- August- September 1939 / John K. Munholland -- Phony and hot war 1939-1940 / Dennis E. Showalter -- Hitler's attack on Russia -- Germany versus the Soviet Union / David M. Glantz -- Pearl Harbor and its consequences -- The Pacific war / D. Clayton James, Anne Wells -- The Mediterranean -- The June 1944 invasion -- 20 July 1944 / Peter Hoffmann -- The final stage of the war in Europe / David M. Glantz -- The Ultra Secret / Harold C. Deutsch -- Hitler's role / Gerhard L. Weinberg -- The conclusion of the Pacific war / Paul Schratz -- The war at sea / Robert M. Love -- The air war -- What is Hitler had won the war? / Harold C. Deutsch and Dennis E. Showalter.